Sometimes Windows Defender, Windows Firewall and Windows Permissions/Rights block the installation of Print Shop 23.1 and the error appears source file not found.
When installing the Print Shop 23.1, you may receive an error message that says " Error 1311 Source file not found"
Please Uninstall the Print Shop 23.1 from your computer.
After uninstall the Print Shop 23.1 please perform the following steps.
1. Open C: Drive.
2. Delete DRM folder.
3. Click on Program Files (x86) in C drive.
4. Delete the Print Shop 23.1 folder.
5. Install the Print Shop 23.1 again.
Note: Please find the attached Installation guide of Print Shop 23.1 and follow the steps.